CN206695134U - A kind of non smoke waste incinerator - Google Patents

Abstract

The utility model provides a kind of non smoke waste incinerator, including combustion barrel, lower furnace body, middle body of heater, sedimentation basin, middle body of heater, upper furnace body, the first blower fan, the second blower fan, the 3rd blower fan, blast pipe and chimney；Lower furnace body is provided with airflow space, dog-house, slag-drip opening, and the dust block board being connected including lower shell with lower shell；Lower shell is provided with first row air flue and steam vent；Combustion barrel is arranged in airflow space, and is provided with the first combustion chamber；Sedimentation basin is provided with baffle plate, and baffle plate opens up jagged and blow vent；Middle body of heater is provided with air inlet duct and air admission hole；Upper furnace body is provided with second row air flue and blowhole；First blower fan discharges the air into airflow space and the first combustion chamber, and the gas of airflow space is sucked sedimentation basin by the second blower fan, and the 3rd blower fan discharges the air into the second combustion chamber.Gas caused by not sufficiently combusted rubbish is carried out second-time burning processing by the utility model, is gone out so as to reduce the zero-emission of the discharge of pernicious gas and smog.

Description

A kind of non smoke waste incinerator

【Technical field】

It the utility model is related to a kind of stove, and in particular to a kind of environment protection smokeless mist waste incinerator.

【Background technology】

With the improvement of living standards, the thing followed is then substantial amounts of house refuse, at present, the method for garbage disposal has Landfill method, burning method, landfill method is although fairly simple, but big there is floor space, and it is all that odor pollution environment is produced when rotting More weak points.Burning method is currently used trash processing way, and common waste incineration mode can produce many combustibles It is unable to the situation of completely burned, produces substantial amounts of soot emission into air while imperfect combustion, pollute environmental hazard people Class health.

【Utility model content】

In view of the foregoing, it is necessary to provide a kind of non smoke waste incinerator, the non smoke waste incinerator realizes zero Smog and the discharge for reducing pernicious gas.

To reach above-mentioned purpose, technical scheme is used by the utility model：A kind of non smoke waste incinerator, it is described Non smoke waste incinerator include combustion barrel, lower furnace body, middle body of heater, sedimentation basin, middle body of heater, upper furnace body, the first blower fan, Second blower fan, the 3rd blower fan, blast pipe and chimney；Airflow space is provided with the lower furnace body, top is provided with empty with the air-flow Between the exhaust necking that connects, side is provided with the dog-house for connecting the airflow space, and is provided with slag-drip opening in bottom；Under described Body of heater includes lower shell and dust block board, the lower shell include the first inner barrel and outside first inner barrel One outer cylinder body, first inner barrel are connected the dust block board respectively with the lower end of first outer cylinder body, and upper end connects respectively The middle body of heater；Formed with first row air flue, first inner cylinder between first inner barrel and first outer cylinder body The side wall of body offers the steam vent that a circle is respectively communicated with the first row air flue and the airflow space；The combustion barrel rotation In the airflow space of the lower furnace body, and it is interior provided with the first combustion chamber connected with the airflow space, described first Combustion chamber is located at the lower section of the dog-house, to accommodate the rubbish put into via the dog-house；The sedimentation basin is arranged on The lower section of the lower furnace body, and the casing for including to contain cold sodium hydroxide solution and some baffle plates, some gears Plate is tiltedly mounted in the casing respectively, and opens up blow vent jagged and above breach respectively；In the casing Solution water level be less than the blow vent higher than the breach；The middle body of heater is arranged on the lower furnace body and the upper furnace body Between, and it is interior provided with the second combustion chamber connected with the airflow space；The middle body of heater includes the second inner barrel and position The second outer cylinder body outside second inner barrel, formed with air intake between second inner barrel and second outer cylinder body Road, the side wall of second inner barrel offer the air admission hole that a circle is respectively communicated with the air inlet duct and second combustion chamber； The upper furnace body is arranged on the top of the middle body of heater, and the interior mixed gas for being communicated with second combustion chamber and the chimney Space；The upper furnace body includes the 3rd inner barrel and the 3rd outer cylinder body outside the 3rd inner barrel, in the described 3rd Offer a circle formed with second row air flue, the side wall of the 3rd inner barrel between cylinder and the 3rd outer cylinder body and connect respectively Lead to the mixed headroom and the blowhole of the second row air flue, catching sheet is additionally provided with the 3rd inner barrel, it is described to block Cut plate and be located at the top of the blowhole, and offer the passage of some discharge gases；First assembling is described Lower furnace body side, and the airflow space is connected, to discharge the air into first airflow space and the first combustion chamber；Institute Opposite side of second assembling in the lower furnace body is stated, and connects the first row air flue and the sedimentation basin, to by institute State after the air-flow of airflow space suctions out via the steam vent and the first row air flue and be blown into the sedimentation basin again；Described 3rd Assembling connects the air inlet duct on the middle body of heater, to by air via the air inlet duct and the air inlet Hole is blown into second combustion chamber；The blast pipe connects the upper furnace body and the sedimentation basin, and will pass through the precipitation Gas after the processing of pond is discharged into the mixed headroom via the second row air flue and the blowhole.

Preferably, first inner barrel include the first side wall and with the integrally formed second sidewall of the first side wall, institute Second sidewall is stated to be obliquely installed towards the first side wall.

Preferably, the first side wall includes lower wall, connection wall and upper side wall, described in lower wall one end connection Dust block board, the other end connect one end of the connection wall, and the other end of the connection wall connects one end of the upper side wall, described The other end of upper side wall connects the middle body of heater.

Preferably, the lower wall is vertical with the dust block board, and the angle between the connection wall and the lower wall is Obtuse angle, and extend towards the second sidewall side；Angle between the upper side wall and the connection wall is acute angle, And extend away from the second sidewall side.

Preferably, the combustion barrel includes rotary shaft and combustion barrel body, and described rotary shaft one end is arranged on the gear On hawk, the other end is connected through first inner barrel and first outer cylinder body with drive motor；The combustion barrel body In the rotary shaft.

Preferably, the angle between the rotary shaft and the dust block board is 8-10 °.

Preferably, the side wall of the combustion barrel and bottom wall offer some ash output openings respectively, described in each ash output opening connection Airflow space and first combustion chamber, and tilted towards the dust block board side.

Preferably, the sedimentation basin also includes water intaking valve and draining valve, and the water intaking valve is arranged on the one of the casing Side, the draining valve are arranged on the other side of the casing.

Preferably, the casing includes top plate, bottom plate, the first side plate, the second side plate, back plate and foreboard；The top plate Be parallel to each other with the bottom plate, first side plate and second side plate are parallel to each other, and connect respectively the upper plate and The bottom plate, the back plate and the foreboard are parallel to each other, and connect the top plate, the bottom plate, first side plate respectively And second side plate；The water intaking valve is arranged on first side plate, and the draining valve is arranged on second side plate； Second blower fan is connected by the first connecting tube with the first row air flue, and described first is inserted by second connecting tube Between the side wall baffle plate adjacent with the first side wall；Described blast pipe one end is arranged on second side plate, other end peace On the 3rd outer cylinder body.

Preferably, some baffle plates connect the top plate, the bottom plate, the back plate and the foreboard respectively；It is described Some baffle plates are parallel to each other, and are tilted towards the first side plate side.

The utility model has the advantages that：

The utility model puts into rubbish in the first combustion chamber of the combustion barrel by the dog-house, and lights rubbish Rubbish, then rotary shaft rotation described in the drive motor, the rotary shaft rotation drive the combustion barrel body rotation, from And prevent that rubbish is packed together in cylinder and lack oxygen and can not fully burn, meanwhile, first blower fan is by outside incinerator Air be discharged into the airflow space, air enters described the by the opening of some ash output openings and the burning cylinder One combustion chamber so that rubbish burns under aerobic environment；Under second blower fan work, not sufficiently combusted rubbish discharges The flue gas part come is inhaled into the sedimentation basin via the steam vent and the first row air flue, and aerosol gases are because cold The effect of sodium hydroxide solution and baffle plate, flue gas fast cooling, it is special to reduce hydrocarbon, carbon monoxide and nitrogen oxides The regeneration of the harmful substances such as Shi bioxin, the gas with steam are discharged into described mixed by the blast pipe and the blowhole again In headroom, into after mixed headroom, adsorb and be settled down to second combustion chamber and described the after the dust in mixed headroom again The air that three blower fans are sent into carries out second-time burning after being sufficiently mixed, and the efficiency of combustion of unburnt gas is improved, in addition, described Catching sheet realizes that the zero-emission of dust and smog goes out to intercept dust and smog discharge incinerator.

【Brief description of the drawings】

Fig. 1 is a structural representation of a better embodiment of the utility model non smoke waste incinerator.

Fig. 2 is a stereogram of sedimentation basin in Fig. 1.

Fig. 3 is an enlarged drawing of III parts in Fig. 1.

Main element symbol description

Following embodiment will further illustrate the utility model with reference to above-mentioned accompanying drawing.

【Embodiment】

Referring to Fig. 1, in a better embodiment of the present utility model, a non smoke waste incinerator 100 includes One combustion barrel 10, a lower furnace body 20, a sedimentation basin 30, a middle body of heater 40, a upper furnace body 50, one first blower fan 60, one second Blower fan 70, one the 3rd blower fan 80, a blast pipe 90 and a chimney 95.The combustion barrel 10, lower furnace body 20, middle body of heater 40, on Body of heater 50, the blast pipe 90 and the chimney 95 are made by exotic material.

An airflow space 21 is provided with the lower furnace body 20, top is provided with an exhaust contracting connected with the airflow space 21 Mouth 211, side is provided with the dog-house 212 of the connection airflow space 21, and is provided with a slag-drip opening 213 in bottom.Enter one Step ground, the lower furnace body 20 include a lower shell 24 and a dust block board 25.The lower furnace body 10 is additionally provided with one to close The feeding door and one of dog-house 212 is stated closing the ash gate of the slag-drip opening 213.The dust block board 25 is located at the lower cylinder The bottom of body 24.The lower shell 24 include one first inner barrel 241 and one outside first inner barrel 241 first Outer cylinder body 242, first inner barrel 241 are connected the dust block board 25, upper end respectively with the lower end of first outer cylinder body 242 The middle body of heater 40 is connected respectively.Formed with a first row between first inner barrel 241 and first outer cylinder body 242 Air flue 26, and the side wall of first inner barrel 241 offers a circle steam vent 244 close to the exhaust necking 211, it is each Steam vent 244 is respectively communicated with the first row air flue 26 and the airflow space 21, and towards the side of dust block board 25 Tilt, it is preferable that a diameter of 5-8cm of each steam vent 244.

Please continue to refer to Fig. 1, first inner barrel 241 includes a first side wall 245 and one and the one of the first side wall 245 The second sidewall 246 of shaping, the second sidewall 246 are obliquely installed towards the first side wall 245；Further, described One side wall 245 includes a lower wall 2451, a connection wall 2452 and a upper side wall 2453, the one end of lower wall 2451 connection The dust block board 25, the other end connect one end of the connection wall 2452, and the other end of the connection wall 2452 is connected on described One end of side wall 2453, the other end of the upper side wall 2452 connect the middle body of heater 40；The lower wall 2451 with it is described Dust block board 25 is vertical, and the angle between the connection wall 2452 and the lower wall 2451 is obtuse angle, and towards described second The side of side wall 246 extends；Angle between the upper side wall 2453 and the connection wall 2452 is acute angle, and away from described The side of second sidewall 246 extends.

The combustion barrel 10 is rotatably mounted in the airflow space 21 of the lower furnace body 20, and it is interior be provided with one to rubbish fire The first combustion chamber 101 burnt, first combustion chamber 101 is located at the lower section of the dog-house 212, to accommodate via the throwing The rubbish that material mouth 212 is put into；The combustion barrel 10 can rotate relative to the lower furnace body 20, and include a rotary shaft 11 and one Combustion barrel body 12, first combustion chamber 101 connect with the airflow space 21, and described one end of rotary shaft 11 is arranged on described On dust block board 25, the other end is connected through first inner barrel 241 and first outer cylinder body 242 with a drive motor 13, Angle between the rotary shaft 11 and the dust block board 25 is 8-10 °, and the drive motor 13 is driving the rotation Axle 11 rotates relative to the lower furnace body 20, and then drives the combustion barrel body 12 to rotate.The combustion barrel body 12 is arranged on In the rotary shaft 11, and positioned at the lower section of the connection wall 2452, so, gas caused by not sufficiently combusted rubbish can be extended Residence time of the body in airflow space 21 so that more toxic gases can be sucked in sedimentation basin 30 by the second blower fan 70 Row processing；In addition, the opening of the combustion barrel body 12 is positioned at the lower section of the dog-house 212；The combustion barrel body 12 Some ash output openings 121 are offered in side wall and bottom wall respectively, each ash output opening 121 connects the airflow space 21 and described first Combustion chamber 101, and tilted towards the side of dust block board 25, it is preferable that the rotary shaft 11 passes through the combustion barrel sheet The central shaft of body 12.

Please also refer to Fig. 2, the sedimentation basin 30 is by usual way, such as the installation such as mode of welding or flange connection institute The lower section of lower furnace body 20 is stated, and includes a casing 31, some baffle plates 32, a water intaking valve 33 and a draining valve 34, the casing 31 to contain cold sodium hydroxide solution, and includes a top plate 311, a bottom plate 312, one first side plate 313, one second side Plate 314, a back plate 315 and a foreboard 316, the top plate 311 are parallel to each other with the bottom plate 312, first side plate 313 and Second side plate 314 is parallel to each other, and connects the upper plate 311 and the bottom plate 312, the back plate 315 and institute respectively State foreboard 316 to be parallel to each other, and connect the top plate 311, the bottom plate 312, first side plate 313 and described second respectively Side plate 314.

Some baffle plates 32 are tiltedly mounted in the casing 31 respectively, and the bottom of each baffle plate 32 offers a breach 321, and a blow vent 322 is offered in the top of the breach 321, the blow vent 322 of some baffle plates 32 is the same as always On line, and it is equal with the distance of the bottom plate 312.Further, some baffle plates 32 connect respectively the top plate 311, The bottom plate 312, the back plate 315 and the foreboard 316, some baffle plates 32 are parallel to each other, and towards first side The side of plate 313 tilts.The water intaking valve 33 is arranged on first side plate 313, and the draining valve 34 is arranged on described On second side plate 314.Cold water is discharged into the casing 31 for being loaded with sodium hydroxide by the water intaking valve 33 when opening, and in water level Water intaking valve 33 is closed after being less than the blow vent 322 higher than the breach 321, institute is opened when needing and discharging the water of sedimentation basin 30 State draining valve 34.

Please also refer to Fig. 3, the middle body of heater 40 is arranged on described by the usual way such as welding or flange connection Between lower furnace body 20 and the upper furnace body 50.Second combustion connected with the airflow space 21 is provided with the middle body of heater 40 Room 41 is burnt, and includes one second inner barrel 42 and second outer cylinder body 43 outside second inner barrel 42.Described Offered between two inner barrels 42 and second outer cylinder body 43 formed with an air inlet duct 44, the side wall of second inner barrel 42 One circle air admission hole 421, each air admission hole 421 are respectively communicated with the air inlet duct 44 and second combustion chamber 41, and towards under described The side of body of heater 20 tilts, it is preferable that a diameter of 6-8cm of each air admission hole 421.

Please continue to refer to Fig. 1 and Fig. 3, the upper furnace body 50 is arranged on institute by the usual way such as welding or flange connection State the top of middle body of heater 40, and it is interior be communicated with second combustion chamber 41 and the mixed headroom 51 of the chimney 95, more Body, the upper furnace body 50 includes one the 3rd inner barrel 52 and the 3rd outer cylinder body outside the 3rd inner barrel 52 53, formed with a second row air flue 54, the 3rd inner barrel between the 3rd inner barrel 52 and the 3rd outer cylinder body 53 52 side wall offers one and enspheres stomata 521, and each blowhole 521 is respectively communicated with the mixed headroom 51 and the second exhaust Road 54, and tilted towards the middle side of body of heater 40, it is preferable that a diameter of 8-10cm of each blowhole 521.It is described A catching sheet 55 is additionally provided with upper furnace body 50, the catching sheet 55 is arranged in the 3rd inner barrel 52, and positioned at described The top of blowhole 521, and the through hole 551 of some discharge gases is offered, the central shaft of each through hole 551 is parallel to each other, and It is respectively perpendicular to the dust block board 25.

First blower fan 60 is fixed on the side of the lower furnace body 20 by conventional fixed form, and passes through one first wind Pipe 61 connects the airflow space 21, and first airduct 61 is located at the lower section of the combustion barrel 10.Second blower fan 70 is logical The other side that conventional fixed form is fixed on the lower furnace body 20 is crossed, and passes through one first connecting tube 71 and the first exhaust Road 26 connects, and is connected by one second connecting tube 72 with the sedimentation basin 30, second connecting tube 72 inserts the sedimentation basin In 30 solution, second connecting tube 72 is located at first side plate 313 and the baffle plate 32 adjacent with first side plate 313 Between.Described one end of blast pipe 90 is arranged on second side plate 314, and the other end is arranged on outside the 3rd of the upper furnace body 50 On cylinder 53, so as to connect the sedimentation basin 30 and the second row air flue 54.3rd blower fan 80 is consolidated by usual way It is scheduled on the middle body of heater 40, and the air inlet duct 44 is connected by one second airduct 81.

In use, put into rubbish in the first combustion chamber 101 of the combustion barrel 10 by the dog-house 212, and point Rubbish is fired, then the drive motor 13 drives the rotary shaft 11 to rotate, and the rotation of rotary shaft 11 drives the combustion barrel Body 12 rotates, and can not fully be burnt so as to prevent from rubbish to be packed together in cylinder lacking oxygen, meanwhile, first wind Air outside incinerator is discharged into the airflow space 21 by machine 60, and air passes through some ash output openings 121 and the burning The opening of cylinder 12 enters first combustion chamber 101 so that rubbish burns under aerobic environment；In the work of the second blower fan 70 Under work, the flue gas part that not sufficiently combusted rubbish discharges is via the steam vent 244 and the first row air flue 26 It is inhaled into the sedimentation basin 30, flue gas body flue gas fast cooling, is reduced because of the effect of cold sodium hydroxide solution and baffle plate 32 The regeneration of the harmful substances such as hydrocarbon, carbon monoxide and nitrogen oxides particularly bioxin, the gas with steam is again It is discharged into by the blast pipe 90 and the blowhole 521 in the mixed headroom 51, into after mixed headroom 51, adsorbs mixed gas It is settled down to again after dust in space 51 after the air that second combustion chamber 41 and the 3rd blower fan 80 are sent into is sufficiently mixed Second-time burning is carried out, improves the efficiency of combustion of unburnt gas, in addition, the catching sheet 55 is intercepting dust and smog Incinerator is discharged, realizes that the zero-emission of dust and smog goes out.

Described above is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to Patent claim of the present utility model, the equal change or modification completed under the technical spirit suggested by all the utility model Change, all should belong to the utility model and cover the scope of the claims.

Claims (10)

1. A kind of 1. non smoke waste incinerator, it is characterised in that：The non smoke waste incinerator includes combustion barrel, lower stove Body, middle body of heater, sedimentation basin, middle body of heater, upper furnace body, the first blower fan, the second blower fan, the 3rd blower fan, blast pipe and chimney；

   Airflow space is provided with the lower furnace body, top is provided with the exhaust necking connected with the airflow space, and side is provided with The dog-house of the airflow space is connected, and slag-drip opening is provided with bottom；The lower furnace body includes lower shell and dust block board, institute State lower shell and include the first inner barrel and the first outer cylinder body outside first inner barrel, first inner barrel and institute The lower end for stating the first outer cylinder body connects the dust block board respectively, and upper end connects the middle body of heater respectively；First inner barrel Offer a circle formed with first row air flue, the side wall of first inner barrel between first outer cylinder body and be respectively communicated with institute State the steam vent of first row air flue and the airflow space；

   The combustion barrel is rotatably mounted in the airflow space of the lower furnace body, and interior is provided with the connected with the airflow space One combustion chamber, first combustion chamber are located at the lower section of the dog-house, to accommodate the rubbish put into via the dog-house； The sedimentation basin is arranged on the lower section of the lower furnace body, and the casing that includes to contain cold sodium hydroxide solution and some Baffle plate, some baffle plates are tiltedly mounted in the casing respectively, and are opened up respectively jagged and logical above breach Gas port；Solution water level in the casing is less than the blow vent higher than the breach；

   The middle body of heater is arranged between the lower furnace body and the upper furnace body, and interior be provided with connects with the airflow space Second combustion chamber；The middle body of heater includes the second inner barrel and the second outer cylinder body outside second inner barrel, institute State and offer a circle point formed with air inlet duct, the side wall of second inner barrel between the second inner barrel and second outer cylinder body The air admission hole of the air inlet duct and second combustion chamber is not connected；

   The upper furnace body is arranged on the top of the middle body of heater, and interior second combustion chamber and the chimney of being communicated with Mixed headroom；The upper furnace body includes the 3rd inner barrel and the 3rd outer cylinder body outside the 3rd inner barrel, and described Between three inner barrels and the 3rd outer cylinder body circle point is offered formed with second row air flue, the side wall of the 3rd inner barrel The blowhole of the mixed headroom and the second row air flue is not connected, is additionally provided with catching sheet in the 3rd inner barrel, institute State catching sheet and be located at the top of the blowhole, and offer the passage of some discharge gases；

   First assembling connects the airflow space in the lower furnace body side, to discharge the air into described In one airflow space and the first combustion chamber；Second assembling and connects described first in the opposite side of the lower furnace body Exhaust duct and the sedimentation basin, the air-flow of the airflow space to be suctioned out via the steam vent and the first row air flue It is blown into the sedimentation basin again afterwards；3rd assembling connects the air inlet duct on the middle body of heater, to by sky Gas is blown into second combustion chamber via the air inlet duct and the air admission hole；The blast pipe connects the upper furnace body and institute State sedimentation basin, and the gas after sedimentation basin processing is discharged into via the second row air flue and the blowhole described In mixed headroom.
2. 2. non smoke waste incinerator as claimed in claim 1, it is characterised in that：First inner barrel includes the first side Wall and it is obliquely installed with the integrally formed second sidewall of the first side wall, the second sidewall towards the first side wall.
3. 3. non smoke waste incinerator as claimed in claim 2, it is characterised in that：The first side wall include lower wall, Connection wall and upper side wall, described lower wall one end connect the dust block board, and the other end connects one end of the connection wall, the company The other end for connecing wall connects one end of the upper side wall, and the other end of the upper side wall connects the middle body of heater.
4. 4. non smoke waste incinerator as claimed in claim 3, it is characterised in that：The lower wall is hung down with the dust block board Directly, the angle between the connection wall and the lower wall is obtuse angle, and is extended towards the second sidewall side；Institute It is acute angle to state the angle between upper side wall and the connection wall, and is extended away from the second sidewall side.
5. 5. non smoke waste incinerator as claimed in claim 1, it is characterised in that：The combustion barrel includes rotary shaft and combustion Cylinder body is burnt, described rotary shaft one end is arranged on the dust block board, and the other end passes through first inner barrel and described first Outer cylinder body is connected with drive motor；The combustion barrel body is arranged in the rotary shaft.
6. 6. non smoke waste incinerator as claimed in claim 5, it is characterised in that：Between the rotary shaft and the dust block board Angle be 8-10 °.
7. 7. non smoke waste incinerator as claimed in claim 5, it is characterised in that：Side wall and the bottom wall difference of the combustion barrel Offering some ash output openings, each ash output opening connects the airflow space and first combustion chamber, and towards the dust block board Side tilts.
8. 8. non smoke waste incinerator as claimed in claim 1, it is characterised in that：The sedimentation basin also include water intaking valve and Draining valve, the water intaking valve are arranged on the side of the casing, and the draining valve is arranged on the other side of the casing.
9. 9. non smoke waste incinerator as claimed in claim 8, it is characterised in that：The casing includes top plate, bottom plate, Side plate, the second side plate, back plate and foreboard；The top plate is parallel to each other with the bottom plate, first side plate and described second Side plate is parallel to each other, and connects the upper plate and the bottom plate respectively, and the back plate and the foreboard are parallel to each other, and respectively Connect the top plate, the bottom plate, first side plate and second side plate；The water intaking valve is arranged on first side plate On, the draining valve is arranged on second side plate；Second blower fan passes through the first connecting tube and the first row air flue Connection, inserted by second connecting tube between the first side wall baffle plate adjacent with the first side wall；The exhaust Pipe one end is arranged on second side plate, and the other end is arranged on the 3rd outer cylinder body.
10. 10. non smoke waste incinerator as claimed in claim 9, it is characterised in that：Some baffle plates connect described respectively Top plate, the bottom plate, the back plate and the foreboard；Some baffle plates are parallel to each other, and towards where first side plate Side tilts.